On the other hand, E-beam sterilization can be harmful to products containing batteries or electronic components. It can also degrade rubber and polypropylene, but these materials now come in grades that are E-beam compatible, Wilson notes.
A trajectory is the path of an object through space, or the path of life that a person chooses. The prefix tra- is short for trans-, which means across (think transport and transit) and the ject comes from jacere, which means throw and is also the root of the word jet.
1. the curve described by a projectile, rocket, or the like in its flight. 2. any path or course. 3. a geometric curve or surface that cuts all the curves or surfaces of a given system at a constant angle. trÄjectÅria, n. use of feminine of Medieval Latin trÄjectÅrius casting over.